EverNote

Description

EverNote - is a complete note management application for all your notes. EverNote provides a single place where you can easily record, categorize, and instantly locate any kind of notes, including text, web clips and handwritten notes. EverNote makes it easy to store and quickly access typed and handwritten memos, webpage excerpts, emails, phone messages, addresses, passwords, brainstorms, sketches, documents and more.

Clip to Evernote is a Chrome Extension, save things you see on the web into your Evernote account. It even lets you search through your notes, allow you to save the things you see on the web into your Evernote account

FileOne is an email client, note taking PIM in its basic form and might be a possible alternative to OneNote or EverNote. It combines and stores email, notes, documents, music, movies, calendar into a treeview structured single file database.